mirror of git://sigrok.org/pulseview
492 lines
14 KiB
C++
492 lines
14 KiB
C++
/*
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* This file is part of the PulseView project.
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*
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* Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <map>
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#include <QApplication>
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#include <QCheckBox>
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#include <QFontMetrics>
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#include <QFormLayout>
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#include <QGridLayout>
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#include <QHBoxLayout>
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#include <QLabel>
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#include "channels.hpp"
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#include <pv/session.hpp>
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#include <pv/binding/device.hpp>
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#include <pv/data/logic.hpp>
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#include <pv/data/logicsegment.hpp>
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#include <pv/data/signalbase.hpp>
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#include <pv/devices/device.hpp>
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using std::make_shared;
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using std::map;
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using std::out_of_range;
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using std::shared_ptr;
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using std::unordered_set;
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using std::vector;
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using std::weak_ptr;
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using pv::data::SignalBase;
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using pv::data::Logic;
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using pv::data::LogicSegment;
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using sigrok::Channel;
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using sigrok::ChannelGroup;
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using sigrok::Device;
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namespace pv {
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namespace popups {
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Channels::Channels(Session &session, QWidget *parent) :
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Popup(parent),
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session_(session),
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updating_channels_(false),
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enable_all_channels_(tr("All"), this),
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disable_all_channels_(tr("All"), this),
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enable_all_logic_channels_(tr("Logic"), this),
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disable_all_logic_channels_(tr("Logic"), this),
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enable_all_analog_channels_(tr("Analog"), this),
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disable_all_analog_channels_(tr("Analog"), this),
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enable_all_named_channels_(tr("Named"), this),
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disable_all_unnamed_channels_(tr("Unnamed"), this),
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enable_all_changing_channels_(tr("Changing"), this),
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disable_all_non_changing_channels_(tr("Non-changing"), this),
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check_box_mapper_(this)
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{
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// Create the layout
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setLayout(&layout_);
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const shared_ptr<sigrok::Device> device = session_.device()->device();
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assert(device);
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// Collect a set of signals
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map<shared_ptr<Channel>, shared_ptr<SignalBase> > signal_map;
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unordered_set< shared_ptr<SignalBase> > sigs;
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for (const shared_ptr<data::SignalBase>& b : session_.signalbases())
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sigs.insert(b);
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for (const shared_ptr<SignalBase> &sig : sigs)
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signal_map[sig->channel()] = sig;
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// Populate channel groups
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for (auto& entry : device->channel_groups()) {
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const shared_ptr<ChannelGroup> group = entry.second;
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// Make a set of signals and remove these signals from the signal map
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vector< shared_ptr<SignalBase> > group_sigs;
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for (auto& channel : group->channels()) {
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const auto iter = signal_map.find(channel);
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if (iter == signal_map.end())
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break;
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group_sigs.push_back((*iter).second);
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signal_map.erase(iter);
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}
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populate_group(group, group_sigs);
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}
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// Make a vector of the remaining channels
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vector< shared_ptr<SignalBase> > global_analog_sigs, global_logic_sigs;
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for (auto& channel : device->channels()) {
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const map<shared_ptr<Channel>, shared_ptr<SignalBase> >::
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const_iterator iter = signal_map.find(channel);
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if (iter != signal_map.end()) {
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const shared_ptr<SignalBase> signal = (*iter).second;
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if (signal->type() == SignalBase::AnalogChannel)
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global_analog_sigs.push_back(signal);
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else
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global_logic_sigs.push_back(signal);
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}
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}
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// Create the groups for the ungrouped channels
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populate_group(nullptr, global_logic_sigs);
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populate_group(nullptr, global_analog_sigs);
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// Create the enable/disable all buttons
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connect(&enable_all_channels_, SIGNAL(clicked()), this, SLOT(enable_all_channels()));
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connect(&disable_all_channels_, SIGNAL(clicked()), this, SLOT(disable_all_channels()));
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connect(&enable_all_logic_channels_, SIGNAL(clicked()), this, SLOT(enable_all_logic_channels()));
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connect(&disable_all_logic_channels_, SIGNAL(clicked()), this, SLOT(disable_all_logic_channels()));
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connect(&enable_all_analog_channels_, SIGNAL(clicked()), this, SLOT(enable_all_analog_channels()));
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connect(&disable_all_analog_channels_, SIGNAL(clicked()), this, SLOT(disable_all_analog_channels()));
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connect(&enable_all_named_channels_, SIGNAL(clicked()), this, SLOT(enable_all_named_channels()));
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connect(&disable_all_unnamed_channels_, SIGNAL(clicked()), this, SLOT(disable_all_unnamed_channels()));
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connect(&enable_all_changing_channels_, SIGNAL(clicked()),
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this, SLOT(enable_all_changing_channels()));
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connect(&disable_all_non_changing_channels_, SIGNAL(clicked()),
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this, SLOT(disable_all_non_changing_channels()));
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QLabel *label1 = new QLabel(tr("Disable: "));
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filter_buttons_bar_.addWidget(label1, 0, 0);
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filter_buttons_bar_.addWidget(&disable_all_channels_, 0, 1);
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filter_buttons_bar_.addWidget(&disable_all_logic_channels_, 0, 2);
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filter_buttons_bar_.addWidget(&disable_all_analog_channels_, 0, 3);
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filter_buttons_bar_.addWidget(&disable_all_unnamed_channels_, 0, 4);
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filter_buttons_bar_.addWidget(&disable_all_non_changing_channels_, 0, 5);
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QLabel *label2 = new QLabel(tr("Enable: "));
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filter_buttons_bar_.addWidget(label2, 1, 0);
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filter_buttons_bar_.addWidget(&enable_all_channels_, 1, 1);
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filter_buttons_bar_.addWidget(&enable_all_logic_channels_, 1, 2);
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filter_buttons_bar_.addWidget(&enable_all_analog_channels_, 1, 3);
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filter_buttons_bar_.addWidget(&enable_all_named_channels_, 1, 4);
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filter_buttons_bar_.addWidget(&enable_all_changing_channels_, 1, 5);
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layout_.addItem(new QSpacerItem(0, 15, QSizePolicy::Expanding, QSizePolicy::Expanding));
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layout_.addRow(&filter_buttons_bar_);
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// Connect the check-box signal mapper
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connect(&check_box_mapper_, SIGNAL(mapped(QWidget*)),
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this, SLOT(on_channel_checked(QWidget*)));
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}
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void Channels::set_all_channels(bool set)
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{
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updating_channels_ = true;
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for (auto& entry : check_box_signal_map_) {
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QCheckBox *cb = entry.first;
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const shared_ptr<SignalBase> sig = entry.second;
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assert(sig);
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sig->set_enabled(set);
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cb->setChecked(set);
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}
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updating_channels_ = false;
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}
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void Channels::enable_channels_conditionally(
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function<bool (const shared_ptr<data::SignalBase>)> cond_func)
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{
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updating_channels_ = true;
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for (auto& entry : check_box_signal_map_) {
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QCheckBox *cb = entry.first;
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const shared_ptr<SignalBase> sig = entry.second;
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assert(sig);
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if (cond_func(sig)) {
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sig->set_enabled(true);
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cb->setChecked(true);
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}
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}
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updating_channels_ = false;
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}
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void Channels::disable_channels_conditionally(
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function<bool (const shared_ptr<data::SignalBase>)> cond_func)
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{
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updating_channels_ = true;
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for (auto& entry : check_box_signal_map_) {
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QCheckBox *cb = entry.first;
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const shared_ptr<SignalBase> sig = entry.second;
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assert(sig);
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if (cond_func(sig)) {
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sig->set_enabled(false);
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cb->setChecked(false);
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}
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}
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updating_channels_ = false;
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}
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void Channels::populate_group(shared_ptr<ChannelGroup> group,
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const vector< shared_ptr<SignalBase> > sigs)
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{
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using pv::binding::Device;
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// Only bind options if this is a group. We don't do it for general
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// options, because these properties are shown in the device config
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// popup.
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shared_ptr<Device> binding;
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if (group)
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binding = make_shared<Device>(group);
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QHBoxLayout* group_layout = new QHBoxLayout();
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layout_.addRow(group_layout);
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// Create a title if the group is going to have any content
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if ((!sigs.empty() || (binding && !binding->properties().empty())) && group)
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{
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QLabel *label = new QLabel(
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QString("<h3>%1</h3>").arg(group->name().c_str()));
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group_layout->addWidget(label);
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group_label_map_[group] = label;
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}
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// Create the channel group grid
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int row = 0, col = 0;
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QGridLayout *const grid = new QGridLayout();
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vector<QCheckBox*> group_checkboxes, this_row;
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for (const shared_ptr<SignalBase>& sig : sigs) {
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assert(sig);
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QCheckBox *const checkbox = new QCheckBox(sig->display_name());
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check_box_mapper_.setMapping(checkbox, checkbox);
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connect(checkbox, SIGNAL(toggled(bool)), &check_box_mapper_, SLOT(map()));
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grid->addWidget(checkbox, row, col);
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group_checkboxes.push_back(checkbox);
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this_row.push_back(checkbox);
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check_box_signal_map_[checkbox] = sig;
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weak_ptr<SignalBase> weak_sig(sig);
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connect(checkbox, &QCheckBox::toggled,
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[weak_sig](bool state) {
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auto sig = weak_sig.lock();
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assert(sig);
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sig->set_enabled(state);
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});
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if ((++col >= 8 || &sig == &sigs.back())) {
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// Show buttons if there's more than one row
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if (sigs.size() > 8) {
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QPushButton *row_enable_button = new QPushButton(tr("All"), this);
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grid->addWidget(row_enable_button, row, 8);
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connect(row_enable_button, &QPushButton::clicked, row_enable_button,
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[this_row]() {
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for (QCheckBox *box : this_row)
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box->setChecked(true);
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});
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QPushButton *row_disable_button = new QPushButton(tr("None"), this);
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connect(row_disable_button, &QPushButton::clicked, row_disable_button,
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[this_row]() {
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for (QCheckBox *box : this_row)
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box->setChecked(false);
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});
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grid->addWidget(row_disable_button, row, 9);
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}
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this_row.clear();
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col = 0, row++;
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}
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}
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layout_.addRow(grid);
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if (sigs.size() > 1) {
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// Create enable all/none buttons
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QPushButton *btn_enable_all, *btn_disable_all;
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btn_enable_all = new QPushButton(tr("All"));
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btn_disable_all = new QPushButton(tr("None"));
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group_layout->addWidget(btn_enable_all);
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group_layout->addWidget(btn_disable_all);
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connect(btn_enable_all, &QPushButton::clicked, btn_enable_all,
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[group_checkboxes](){
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for (QCheckBox *box: group_checkboxes)
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box->setChecked(true);
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});
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connect(btn_disable_all, &QPushButton::clicked, btn_disable_all,
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[group_checkboxes](){
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for (QCheckBox *box: group_checkboxes)
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box->setChecked(false);
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});
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}
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// Create the channel group options
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if (binding) {
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binding->add_properties_to_form(&layout_, true);
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group_bindings_.push_back(binding);
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}
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}
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void Channels::showEvent(QShowEvent *event)
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{
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pv::widgets::Popup::showEvent(event);
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const shared_ptr<sigrok::Device> device = session_.device()->device();
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assert(device);
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// Update group labels
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for (auto& entry : device->channel_groups()) {
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const shared_ptr<ChannelGroup> group = entry.second;
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try {
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QLabel* label = group_label_map_.at(group);
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label->setText(QString("<h3>%1</h3>").arg(group->name().c_str()));
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} catch (out_of_range&) {
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// Do nothing
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}
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}
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updating_channels_ = true;
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for (auto& entry : check_box_signal_map_) {
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QCheckBox *cb = entry.first;
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const shared_ptr<SignalBase> sig = entry.second;
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assert(sig);
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// Update the check box
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cb->setChecked(sig->enabled());
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cb->setText(sig->display_name());
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}
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updating_channels_ = false;
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}
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void Channels::on_channel_checked(QWidget *widget)
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{
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if (updating_channels_)
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return;
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QCheckBox *const check_box = (QCheckBox*)widget;
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assert(check_box);
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// Look up the signal of this check-box
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map< QCheckBox*, shared_ptr<SignalBase> >::const_iterator iter =
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check_box_signal_map_.find((QCheckBox*)check_box);
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assert(iter != check_box_signal_map_.end());
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const shared_ptr<SignalBase> s = (*iter).second;
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assert(s);
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s->set_enabled(check_box->isChecked());
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}
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void Channels::enable_all_channels()
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{
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set_all_channels(true);
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}
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void Channels::disable_all_channels()
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{
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set_all_channels(false);
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}
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void Channels::enable_all_logic_channels()
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{
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enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{ return signal->type() == SignalBase::LogicChannel; });
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}
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void Channels::disable_all_logic_channels()
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{
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disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{ return signal->type() == SignalBase::LogicChannel; });
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}
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void Channels::enable_all_analog_channels()
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{
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enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{ return signal->type() == SignalBase::AnalogChannel; });
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}
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void Channels::disable_all_analog_channels()
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{
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disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{ return signal->type() == SignalBase::AnalogChannel; });
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}
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void Channels::enable_all_named_channels()
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{
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enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{ return signal->name() != signal->internal_name(); });
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}
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void Channels::disable_all_unnamed_channels()
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{
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disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{ return signal->name() == signal->internal_name(); });
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}
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void Channels::enable_all_changing_channels()
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{
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enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{
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// Never enable channels without sample data
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if (!signal->has_samples())
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return false;
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// Non-logic channels are considered to always have a signal
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if (signal->type() != SignalBase::LogicChannel)
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return true;
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const shared_ptr<Logic> logic = signal->logic_data();
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assert(logic);
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// If any of the segments has edges, enable this channel
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for (shared_ptr<LogicSegment> segment : logic->logic_segments()) {
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vector<LogicSegment::EdgePair> edges;
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segment->get_subsampled_edges(edges,
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0, segment->get_sample_count() - 1,
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LogicSegment::MipMapScaleFactor,
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signal->index());
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if (edges.size() > 2)
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return true;
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}
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// No edges detected in any of the segments
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return false;
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});
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}
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void Channels::disable_all_non_changing_channels()
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{
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disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
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{
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// Always disable channels without sample data
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if (!signal->has_samples())
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return true;
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// Non-logic channels are considered to always have a signal
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if (signal->type() != SignalBase::LogicChannel)
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return false;
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const shared_ptr<Logic> logic = signal->logic_data();
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assert(logic);
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// If any of the segments has edges, leave this channel enabled
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for (shared_ptr<LogicSegment> segment : logic->logic_segments()) {
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vector<LogicSegment::EdgePair> edges;
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segment->get_subsampled_edges(edges,
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0, segment->get_sample_count() - 1,
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LogicSegment::MipMapScaleFactor,
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signal->index());
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if (edges.size() > 2)
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return false;
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}
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// No edges detected in any of the segments
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return true;
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});
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}
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} // namespace popups
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} // namespace pv
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